Wenzhou Metro

The first phase of Line S1 begins at Tongling station in the west, south of Wenzhou South Railway Station, and ends at Shuang'ou Avenue station in the east, with 53.5 kilometres (33.2 mi) of track[2] and 18 stations.[3] Construction of Shitan Tunnel of Line S1 began on 11 November 2011,[4] and the rest of the line officially began construction in March 2013. Line S1 was originally scheduled to open in October 2018.[5][3] The west section of the line (34.38 km[6] with 12 stations) was opened on January 23, 2019. The east section of the line (19.127 km[7] with 6 stations) was opened on September 28, 2019.[8]

The first phase of Line S2 runs southward from Xiatang Station in Yueqing to Renmin Road Station in Rui'an, with 63 kilometres (39 mi) of track and 20 stations, including one at Wenzhou Longwan International Airport. Construction of S2 began in January 2016.[10] Line S2 will feature distinct express and local services.[11] It will be finished in 2023.[9]

The first phase of Line S3 starts at Wenzhou Railway Station, and ends at Rui'anxincheng Square. Construction will start in 2020.[9]

Line M1 is a fully underground line with 23 stations. The length of the line is 32.5 km.[12] Construction will start in late 2020.[9]

The Phase 1 of Line M2 is a fully underground line with 23 stations. The length of the line is 27.9 km.[12]